BK/SC-20 Cooper/Bussmann, BK/SC-20 Datasheet

FUSE 20A 600V T-LAG UL CSA

BK/SC-20

Manufacturer Part Number
BK/SC-20
Description
FUSE 20A 600V T-LAG UL CSA
Manufacturer
Cooper/Bussmann
Series
SCr
Type
Time Delay Fuser
Datasheets

Specifications of BK/SC-20

Fuse Type
Slow Blow, Time Lag
Voltage - Rated
600VAC, 170VDC
Current
20A
Package / Case
Cylindrical
Size / Dimension
0.406" Dia x 1.410" L (10.30mm x 35.81mm)
Mounting Type
Holder
Current Rating
20 Amps
Voltage Rating
600 Volts
Fuse Size / Group
Class G
Termination Style
Cartridge
Dimensions
1.41 in L
Product
Axial Lead and Cartridge Fuses
Interrupt Rating
100 KAmps
Mounting Style
Press Fit
Color
-
Operating Temperature
-
Dc Cold Resistance
-
Melting I²t
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Operating Temperature
-
Color
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
BK-SC-20
Catalog Symbol:
Current-Limiting
Ampere Rating: ⁄Ω ™ to 60A (fast-acting),
7 to 60A (time-delay)
Voltage Ratings:
SC ⁄Ω ™ to 20
SC 25 to 60
Interrupting Rating: 100,000A RMS Sym. AC, 10,000A dc
Agency Information:
UL Listed, Std. 248-5, Class G, Guide JDDZ, File E4273
CSA Certified, C22.2 No. 248.5, Class 1422-01, File 53787
Catalog Numbers
SC-⁄Ω ™
SC-1
SC-1⁄Ω ™
SC-2
SC-2⁄Ω ™
SC-3
SC-4
SC-5
Carton Quantity and Weight
Catalog
Number
⁄Ω ™ –15
20
25–30
35–60
†Weight per carton.
Time-Delay Fuses
Class G – 600 Volt, ⁄Ω ™ - 20 Amps
4-01-04
SB04105
Carton
Qty.
600Vac, 170Vdc
480Vac, 300Vdc
480 Volt, 25 - 60 Amps
4
4
2
2
SC
SC-6
SC-7
SC-8
SC-9
SC-10
SC-12
SC-15
SC-20
0.060
0.064
0.040
0.075
Lbs.
Weight†
SC-25
SC-30
SC-35
SC-40
SC-45
SC-50
SC-60
0.0272
0.029
0.018
0.0340
Kg.
Fuse (Amps)
SC-⁄Ω ™ to 15
SC-20
SC-25 to 30
SC-35 to 60
General Information:
• Compact branch-circuit units with high interrupting rating
• With 600V rating, they can be used in 120/208, 120/240
• Length variations relative to case size make the “rejection”
• In general, SC fuses are about ⁄Ω £ the size of the 600V NEC
• SC fuses with ampere ratings above 6A have a
Dimensional Data
and current-limitation.
and 277/480V circuits.
type fuses.
fuse type.
degree of overload time-delay which permits them to pass
temporary overloads. At 200% load, they have a minimum
opening time of 12 seconds.
Bussmann Application Engineering at 636-527-1270 for more information.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000Vac, 75-1500Vdc). Refer to Data Sheet: 8002 or contact
(Length)
A
.41"
(10.3mm)
See Data Sheets listed below
Class G fuses
Recommended fuseblocks/fuseholders for
• Open fuseblocks - 1106
• In-line fuseholders - 1123, 1124
1.31∑
1.41∑
1.62∑
2.25∑
A
Bussmann
Data Sheet: 1024
Form No. SC
Page 1 of 3
SC
®

Related parts for BK/SC-20

BK/SC-20 Summary of contents

Page 1

... With 600V rating, they can be used in 120/208, 120/240 and 277/480V circuits. • Length variations relative to case size make the “rejection” type fuses. • In general, SC fuses are about ⁄Ω £ the size of the 600V NEC SC-25 fuse type. SC-30 • ...

Page 2

... Time-Delay Fuses Class G – 600 Volt, ⁄Ω ™ Amps 480 Volt Amps Peak Let-Through Curves 10,000 1,000 A 100 RMS SYMMETRICAL CURRENTS IN AMPERES A–B=ASYMMETRICAL AVAILABLE PEAK (2.3 X SYMM RMS AMPS) 4-01-04 SB04105 Bussmann B ® Form No. SC Page Data Sheet: 1024 ...

Page 3

... Time-Delay Fuses Class G – 600 Volt, ⁄Ω ™ Amps 480 Volt Amps Time-Current Characteristic Curves– Total Clearing 300 100 . The only controlled copy of this Data Sheet is the electronic read-only version located on the Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications ...

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